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  1. Mar 2, 2017 · Yellow fever occurs in 47 endemic countries in Africa in Central and South America. Around 90% of cases reported every year occur in Sub-Saharan Africa. Infected travellers from areas where yellow fever occurs can export cases to countries that are free of yellow fever, but the disease can only spread easily if that country has the mosquito ...

  2. Feb 26, 2024 · 5 min read. Yellow fever is a viral infection transmitted by a bite from infected mosquitoes most commonly found in parts of South America and Africa. When transmitted to humans, the yellow...

  3. Yellow fever is a viral disease caused by the bite of a mosquito. Many countries still require visitors to be vaccinated for it before entering. Yellow fever is found mainly in certain areas of Africa, Central America, and South America. In certain parts of South America, infections happen less often.

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